Algebra
3n+2=17
n=5
What is the radius of a circle with a circumference of 7.8 cm?
What is 1.24 cm?
After stepping into a room with unusual lighting, Paul's pupil has a radius of 2 millimetres. What is the pupil's circumference?
Answer: 12.57 millimeters
30% of 10
What is 3?
2+(-6)=
What is -4 ?
8+1/2(12) =x
x = 14
Find the area of a circle with a diameter of 10.8 cm.
What is 29.16 cm?
There are 1,200 students enrolled in Lake valley middle school. Thirty-eight percent of the students participate in sports. How many students are participating in sports?
Answer:456 students
9% of 299
What is 3.01?
(-12)x 5+(-5)=
What is -65 ?
72+y2=130
y=9
The area of a circle is 32 cm. Find its radius and circumference.
Radius= 3.19cm Circumference= 20.05cm
A biology class examined some flowers in a local meadow. Out of the 70 flowers they saw, 21 were perennials. What percentage of the flowers were perennials?
Answer: 30%
15% of 395
What is 3.8?
(-14)x(-9)-50=
What is 76?
15-(4m-5)=32
m=13
What is the circumference of a circle with a radius of 349 cm?
What is 2192.83cm?
Jollibee has 900 chicken tenders left in their store. About 30% of the chicken tenders were ordered to go. How many chicken tenders were requested to go?
Answer:270 chicken tenders
300% of 384
What is 1152?
(-13)x8 ÷ (-4) =
What is 26 ?
-2(7k+4)+9=-13
k=-1
What is the area of a circle with a diameter of 3000 cm?
What is 7068583.47 cm?
Victoria calculated that a teacup has a circumference of 31.4 centimeters. What is the teacup's radius?
Use 3.14 for pi
Answer:10
3% of 765
What is 0.39?
(98-32)x (-9)+17=
What is -577?